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1230341411 = 1394641647
BaseRepresentation
bin100100101010101…
…1000010100100011
310011202002211010102
41021111120110203
510004431411121
6322030253015
742326505125
oct11125302443
93152084112
101230341411
1158154a792
122a405716b
13167b88990
14b958b215
157303090b
hex49558523

1230341411 has 4 divisors (see below), whose sum is σ = 1324983072. Its totient is φ = 1135699752.

The previous prime is 1230341377. The next prime is 1230341449. The reversal of 1230341411 is 1141430321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1230341411 - 26 = 1230341347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230341471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47320811 + ... + 47320836.

It is an arithmetic number, because the mean of its divisors is an integer number (331245768).

Almost surely, 21230341411 is an apocalyptic number.

1230341411 is a deficient number, since it is larger than the sum of its proper divisors (94641661).

1230341411 is an equidigital number, since it uses as much as digits as its factorization.

1230341411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94641660.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1230341411 is about 35076.2228724816. Note that the first 3 decimals coincide. The cubic root of 1230341411 is about 1071.5403938088.

Adding to 1230341411 its reverse (1141430321), we get a palindrome (2371771732).

The spelling of 1230341411 in words is "one billion, two hundred thirty million, three hundred forty-one thousand, four hundred eleven".

Divisors: 1 13 94641647 1230341411